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A Gravitationally Lensed Quasar The Sombrero Galaxy (M104) The Crab Nebula The Cat's Eye Nebula: A Dying Star Creates a Sculpture... Star Cluster in the Tarantula Nebula The Cone Nebula (NGC 2264) Stellar Spire in the Eagle Nebula Ring of Dark Matter in Galaxy Cluster The Whirlpool Galaxy (M51) and Companion Galaxy Spiral Galaxy NGC 3370 Views of Saturn Over the Years (1996-2000) Galaxy Triplet Arp 274 Spiral Galaxy M74 Planetary Nebula NGC 2440 Galaxy Pair Arp 87 Reflection Nebula NGC 1999 in the Constellation Orion... Gravitational Lensing in Galaxy Cluster Abell 1689 The Cat's Eye Nebula (NGC 6543) Supernova Remnant SN 1006 The Heart of the Crab Nebula The Horsehead Nebula (Barnard 33) The Orion Nebula Bright Clouds on Uranus Interacting Galaxies Arp 147 Giant Gaseous Cavity within Star-Forming Region... Heart of the Whirlpool Galaxy (M51) Mars Approaching Earth The Tadpole Galaxy (UGC 10214) Starburst Galaxy M82 Crater Copernicus on the Moon Galaxy IZwicky18 Supernova Remnant Cassiopeia A Supernova Remnant N 63A Menagerie Spiral Galaxy M101 Butterfly Nebula Close-Up View of Galaxy NGC 4314 Carina Nebula Gas Pillar Spiral Galaxy M81 Iridescent Glory of the Helix Nebula The Life Cycle of Stars Carina Nebula Cold Hydrogen Clouds in the Carina Nebula Carina Nebula Pillar Myriad Galaxies in Hubble's Deep Field Image Star-birthing Region in the Orion Nebula Star-Forming Region 30 Doradus Spiral Galaxy NGC 1309 Stephan's Quintet Lined-Up Galaxy Pair NGC 3314 Star Birth in Barred Spiral Galaxy NGC 1808 The Southern Ring Nebula (NGC 3132) Rainbow Image of the Egg Nebula The Veil Nebula, segment 2 Colliding Galaxies Leave a Trail of Stars (NGC 4676)... Powerful Jet from a Supermassive Black Hole in... The Little Ghost Nebula (NGC 6369) Bok Globules in the Milky Way A "Bow Shock" in the Orion Nebula Star Cluster in Nebula NGC 3603 Globular Star Cluster Omega Centauri Scattered Light from the Boomerang Nebula N30B: A Nebula Within A Nebula "The Caterpillar," a Bok Globule in the... Close-Up of M27, the Dumbbell Nebula The Veil Nebula, segment 3 The Veil Nebula, segment 1 The Ghost-Head Nebula (NGC 2080) Double Clusters of Stars (NGC 1850) Supernova 1987A in the Large Magellanic Cloud Center of the Omega Nebula (M17) Thackeray's Globules in the Star-Forming Region... Supernova Remnant LMC N132D Trio of Colliding Galaxies Massive Infant Stars Carve Holes Dwarf Galaxy NGC 4449 Ancient Globular Star Cluster NGC 6397 Gaseous Streamers Flutter From A Group of Stars Saturn: Three Images of a Quadruple Moon Transit Globular cluster NGC 2808 Bright Stars Ring Core of Galaxy NGC 4314 Exoplanet Search Field in Sagittarius SWEEPS ACS/WFC Color Composite